On Thu, 2013-05-02 at 15:34 +0100, Paul Eggleton wrote:
> On Thursday 02 May 2013 08:35:55 Mark Hatle wrote:
> > On 5/2/13 2:49 AM, Andreas Müller wrote:
> > > on one of my build machines useradd.bbclass seem to use the UID/GID of
> > > build host. On other machines useradd works correct.
> > >
> > > I have the follwing in gdm:
> > >
> > > <snip>
> > > do_install_append() {
> > >
> > > ...
> > > chown -R gdm:gdm ${D}${localstatedir}/lib/gdm
> > > chmod 0750 ${D}${localstatedir}/lib/gdm
> > >
> > > }
> > >
> > > ...
> > >
> > > USERADD_PACKAGES = "${PN}"
> > > USERADD_PARAM_${PN} = "--system --no-create-home --home
> > > ${localstatedir}/lib/gdm --user-group gdm"
> > > <snip/>
> > >
> > > In sysroot /etc/group I see
> > > gdm:x:990:
> > >
> > > In sysroot /etc/group I see
> > > gdm:!:993:990::/var/lib/gdm:
> > >
> > > The folder in packet/image has IDs 42:42 which is taken from build host.
> >
> > This says that something ran an operation outside of the pseudo environment.
> > So it fell back to looking up the uid from the host system. (The
> > alternative is the item was installed -before- the /etc/passwd,/etc/group
> > was written to the disk.
>
> Right, do_install will be well before this stuff happens and it is not a
> fakeroot task anyway. This needs to be moved to a postinstall script (which
> should be able to run during image creation).
Er, yes, do_install is a fakeroot task and you should be able to make
something like this work from do_install. We went to a lot of effort to
ensure the preinst scripts work correctly (see dbus as an example recipe
that uses this).
Cheers,
Richard
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